Dell Alienware M14x R2 (Early 2012) - Manual (Page 41)

7 Remove the two screws that secure the palm-rest assembly to the
computer base.
CAUTION: Carefully separate the palm-rest assembly from the computer base to
avoid damage to the palm-rest assembly.
1
2
3
4
5
6
1 touch-pad cable connector 2 speakers cable
3 status-light board cable 4 screws (2)
5 palm-rest assembly 6 power-button board cable connector
8 Pry out the palm-rest assembly along the rear edge and then ease the
palm-rest assembly from the computer base.
9 Lift the palm-rest assembly off the computer base.
Palm-Rest Assembly 43